🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.45

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 0.57 AU - 0.83 AU

Year: 215 Days

Day: 15.1 Hours

Environment

Temp: 180 °C

Axial Tilt: 9.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.91

Radius: 0.96

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 0.78 AU - 0.88 AU

Year: 278 Days

Day: 29.4 Hours

Environment

Temp: 116 °C

Axial Tilt: 29.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 74,585,954 km

• M1: 26,928 km (0.074 R)
• M2: 227,838 km (0.119 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.69

Radius: 1.69

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.76 AU - 1.04 AU

Year: 313 Days

Day: 20.2 Hours

Environment

Temp: 69 °C

Axial Tilt: 20.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 74,585,954 km

• M1: 206,146 km (0.116 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.74

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 3.56 AU - 4.1 AU

Year: 2752 Days

Day: 44.9 Hours

Environment

Temp: -120 °C

Axial Tilt: 18.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 74,585,954 km

• M1: 126,410 km (0.06 R)

Asteroid Belt

Center: 4.51 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 932.6

Radius: 8.6

Gravity: 12.61 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 5.06 AU - 5.32 AU

Year: 4340 Days

Day: 5.8 Hours

Environment

Temp: -145 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 74,585,954 km

• M1: 106,962 km (0.086 R)
• M2: 466,596 km (0.092 R)
• M3: 1,168,060 km (0.045 R)
• M4: 1,594,863 km (0.111 R)
• M5: 2,107,984 km (0.077 R)
• M6: 2,387,582 km (0.072 R)
• M7: 2,781,174 km (0.091 R)
• M8: 3,743,238 km (0.039 R)
• M9: 4,992,530 km (0.055 R)
• M10: 5,436,387 km (0.116 R)
• M11: 7,063,263 km (0.106 R)
• M12: 7,623,208 km (0.076 R)
• M13: 9,071,914 km (0.078 R)
• M14: 9,776,071 km (0.097 R)
• M15: 10,516,132 km (0.052 R)
• M16: 12,107,704 km (0.054 R)
• M17: 12,706,095 km (0.091 R)
• M18: 14,015,675 km (0.088 R)
• M19: 15,528,558 km (0.039 R)
• M20: 18,352,218 km (0.077 R)
• M21: 19,342,406 km (0.085 R)
• M22: 25,313,157 km (0.08 R)
• M23: 26,622,287 km (0.077 R)
• M24: 26,956,489 km (0.108 R)
• M25: 28,321,420 km (0.119 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 460

Radius: 13.5

Gravity: 2.52 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 5.3 AU - 6.28 AU

Year: 5114 Days

Day: 14.4 Hours

Environment

Temp: -150 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 74,585,954 km

• M1: 167,998 km (0.079 R)
• M2: 692,937 km (0.044 R)
• M3: 1,311,674 km (0.111 R)
• M4: 2,455,799 km (0.079 R)
• M5: 2,902,348 km (0.105 R)
• M6: 3,897,174 km (0.065 R)
• M7: 4,606,118 km (0.084 R)
• M8: 5,481,116 km (0.065 R)
• M9: 6,075,170 km (0.036 R)
• M10: 7,292,896 km (0.099 R)
• M11: 9,317,853 km (0.103 R)
• M12: 10,124,784 km (0.081 R)
• M13: 10,716,892 km (0.076 R)
• M14: 12,924,807 km (0.07 R)
• M15: 15,147,084 km (0.09 R)
• M16: 16,035,545 km (0.098 R)
• M17: 16,492,716 km (0.054 R)
• M18: 18,973,797 km (0.081 R)
• M19: 20,336,634 km (0.066 R)
• M20: 23,769,306 km (0.085 R)
• M21: 24,969,231 km (0.055 R)
• M22: 25,429,394 km (0.101 R)
• M23: 26,366,774 km (0.093 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 700.9

Radius: 9.3

Gravity: 8.1 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 4.59 AU - 7.29 AU

Year: 5314 Days

Day: 9.7 Hours

Environment

Temp: -155 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 74,585,954 km

• M1: 116,088 km (0.104 R)
• M2: 515,065 km (0.119 R)
• M3: 1,140,684 km (0.068 R)
• M4: 1,492,688 km (0.092 R)
• M5: 1,903,483 km (0.116 R)
• M6: 3,830,304 km (0.066 R)
• M7: 4,230,628 km (0.039 R)
• M8: 5,601,393 km (0.069 R)
• M9: 6,118,254 km (0.108 R)
• M10: 6,901,698 km (0.062 R)
• M11: 7,898,468 km (0.116 R)
• M12: 8,907,356 km (0.102 R)
• M13: 9,317,554 km (0.093 R)
• M14: 13,866,975 km (0.118 R)
• M15: 18,234,784 km (0.102 R)
• M16: 18,963,924 km (0.071 R)
• M17: 20,128,842 km (0.085 R)
• M18: 20,764,484 km (0.102 R)
• M19: 22,904,032 km (0.045 R)
• M20: 25,512,720 km (0.047 R)
• M21: 29,290,814 km (0.027 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 428.2

Radius: 14.7

Gravity: 1.98 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 6.52 AU - 8.8 AU

Year: 7782 Days

Day: 9.6 Hours

Environment

Temp: -172 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 74,585,954 km

• M1: 182,958 km (0.11 R)
• M2: 1,050,476 km (0.072 R)
• M3: 1,887,776 km (0.093 R)
• M4: 3,389,289 km (0.104 R)
• M5: 5,890,416 km (0.097 R)
• M6: 7,745,729 km (0.098 R)
• M7: 10,099,502 km (0.063 R)
• M8: 11,367,045 km (0.118 R)
• M9: 12,632,942 km (0.066 R)
• M10: 13,546,237 km (0.111 R)
• M11: 16,053,198 km (0.11 R)
• M12: 17,254,020 km (0.097 R)
• M13: 19,410,773 km (0.094 R)
• M14: 24,911,636 km (0.07 R)
• M15: 32,548,308 km (0.117 R)
• M16: 34,366,520 km (0.055 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 615.4

Radius: 4.2

Gravity: 34.89 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 13.83 AU - 15.37 AU

Year: 20479 Days

Day: 22.9 Hours

Environment

Temp: -186 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 74,585,954 km

• M1: 55,650 km (0.114 R)
• M2: 231,578 km (0.05 R)
• M3: 571,613 km (0.114 R)
• M4: 1,057,059 km (0.115 R)
• M5: 1,216,829 km (0.054 R)
• M6: 1,392,756 km (0.109 R)
• M7: 1,741,618 km (0.092 R)
• M8: 2,064,600 km (0.086 R)
• M9: 2,730,760 km (0.087 R)
• M10: 3,086,354 km (0.037 R)
• M11: 3,415,020 km (0.099 R)
• M12: 3,617,277 km (0.095 R)
• M13: 5,773,879 km (0.12 R)
• M14: 6,061,257 km (0.119 R)
• M15: 6,444,676 km (0.108 R)
• M16: 7,212,861 km (0.106 R)
• M17: 7,643,254 km (0.042 R)
• M18: 7,989,873 km (0.112 R)
• M19: 10,899,252 km (0.104 R)
• M20: 12,184,148 km (0.096 R)
• M21: 13,001,850 km (0.103 R)
• M22: 13,353,106 km (0.07 R)
• M23: 14,147,919 km (0.111 R)
• M24: 14,897,554 km (0.1 R)
• M25: 18,248,995 km (0.088 R)
• M26: 21,286,131 km (0.072 R)
• M27: 37,643,911 km (0.095 R)
• M28: 40,104,197 km (0.049 R)
• M29: 44,862,756 km (0.083 R)
• M30: 48,291,539 km (0.091 R)
• M31: 49,472,165 km (0.053 R)
• M32: 53,845,809 km (0.119 R)
• M33: 62,951,831 km (0.088 R)
• M34: 63,955,633 km (0.057 R)
• M35: 64,969,906 km (0.117 R)
• M36: 67,030,617 km (0.096 R)
• M37: 69,988,317 km (0.084 R)
• M38: 73,695,053 km (0.096 R)
• M39: 74,139,658 km (0.078 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 293 - 11,458 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit